[Leaplist] Crontab

Bruce Metcalf bruce.metcalf at figzu.com
Tue Dec 23 17:45:01 EST 2008


Hi gang,

Some days, I seem to be unable to comprehend even the simplest issues. 
Today my challenge is understanding crontab under Debian Lenny.

I have set up the following crontab file to download updates to a Debian 
mirror on my system, then to automatically update on a daily basis. The 
file is:

donald:/# crontab -l
# m h  dom mon dow   command
00 1 * * * su - apt-mirror -c apt-mirror
00 2 * * * sh /var/spool/apt-mirror/var/clean.sh
00 3 * * * apt-get update
00 4 * * * apt-get -y upgrade
00 5 * * * apt-get autoclean

Now the first line is working fine, as the mirror is updating nearly 
every day (it's Debian Lenny, so there's a lot of activity as they push 
toward release). I'm guessing the second line is working too.

The last three lines are not, and I don't understand why not. An hour is 
vastly adequate to performing the first two actions when done manually, 
and the apt-get commands work fine when entered manually the following 
morning.

I have crontab files in other machines on the network that contain the 
last three lines, and crontab isn't working there, either.

Any and all hints, suggestions, and dope-slaps will be appreciated.

Bruce

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